Trying to figure out the story behind this weird anomaly led me to a 2003 article entitled “Hippie Roots & The Perennial Subculture” by Gordon Kennedy and Kody Ryan. They make the case for the origins of the hippie phenomenon in late-19th-century Germany: nudism, hiking (Wandervogel), health food, and the whole back to nature “life reform” business. It’s all more or less German.
This helps explain an odd phenomenon I noticed while hiking with my father in the Hollywood Hills above Laurel Canyon in the 1960s-1980s: About one out of four people we’d pass on the trails would reply to “Good day” with “Guten tag” or a Nordic equivalent…
PS: The best — that is, truest — song in Hair isn’t “Hair”. They accidentally summed up everything wrong with these people in a little song: